<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>百度图库搜索</title>
</head>
<body bgcolor="aqua">
<form action="https://image.baidu.com/search/index" >
  <input name="tn" type="hidden" value="baiduimage">
  <input type="text" name="word" id="kw" maxlength="100">
  <input type="submit" value="百度一下">
</form>
</body>
</html>